ChrisDo you need to create a function that returns an integer value but you don’t know how? No worries, in sixty seconds, you’ll know! Go! π₯π₯π₯ A Python function can return any object. To return an integer, use the built-in int() function. Or create your own function with an arbitrary expression within the function body … Read more
How to Overcome Procrastination? Procrastination may easily be the reason number one why you are not reaching your goals. Although there are many flavors of procrastination, a common story may go like this: With good intentions, you set your alarm clock in the evening and expect your future self in the morning to get up, … Read more
π¬ Question: How to return one or multiple arguments from a Python function? Basically, creating a function that reflects one or more arguments like a mirror: Let’s find out! π Method 1: Return Single Argument A function can return a single argument by passing that argument variable after the return keyword. If the argument name … Read more
The Leibniz formula to calculate an approximation of the value of Ο is an infinite alternating series that adds and subtracts smaller and smaller terms of the form 1/x until it converges to the value of Ο/4. You can then multiply the result by 4 to obtain an approximation of Ο. Here’s the simple formula … Read more
Do you need to create a function that returns a float but you don’t know how? No worries, in sixty seconds, you’ll know! Go! π₯π₯π₯ A Python function can return any object such as a float value such as 3.14. To return a float, you can use the built-in float() function or create your own … Read more
π¬ Question: What is the difference between return and break? When to use which? Let’s first look at a short answer before we dive into a simple example to understand the differences and similarities between return and break. Comparison Both return and break are keywords in Python. The keyword return ends a function and passes … Read more
π¬ Question: How to return a global variable from a Python function. And how to return a local variable? First, have a look at the overview figure that shows how to return a local and global variable from a Python function using a simple example: Let’s dive into this example in more detail and answer … Read more
Coding Challenge π₯ π¬ Question: How to convert a list of strings to all uppercase in Python? Here are three examples: [‘hello’, ‘Python’, ‘world’] to [‘HELLO’, ‘PYTHON’, ‘WORLD’] [‘a’, ‘b’, ‘c’] to [‘A’, ‘B’, ‘C’] [‘aa aa’, ‘bb$bb’, ‘cc()cc’] to [‘AA AA’, ‘BB$BB’, ‘CC()CC’] There are multiple great ways to accomplish this coding challenge and … Read more
Coding Challenge π₯ π¬ Question: How to convert a list of strings to all lowercase in Python? Here are three examples: [‘HELLO’, ‘Python’, ‘world’] to [‘hello’, ‘python’, ‘world’] [‘A’, ‘B’, ‘C’] to [‘a’, ‘b’, ‘c’] [‘AA AA’, ‘BB$BB’, ‘CC()CC’] to [‘aa aa’, ‘bb$bb’, ‘cc()cc’] There are multiple great ways to accomplish this coding challenge and … Read more
Do you need to create a function that returns a file but you don’t know how? No worries, in sixty seconds, you’ll know! Go! π A Python function can return any object such as a file object. To return a file, first open the file object within the function body, handle all possible errors if … Read more
Coding Challenge π¬ Question: Given a Python string. How to split the string after the k-th occurrence of the separator (string or character)? In other words: how to ignore the first (k-1) separator occurrences when splitting a string? Here are three examples: π Related Tutorial: Python Split String After Second Occurrence Solution You can split … Read more
Coding Challenge π¬ Question: Given a Python string. How to split the string after the second occurrence of the separator (string or character)? In other words: how to ignore the first separator occurrence when splitting a string? Here are three examples: ‘a-b-c-d-e-f-g-h’ and sep=’-‘ should be split to [‘a-b’, ‘c’, ‘d’, ‘e’, ‘f’, ‘g’, ‘h’] … Read more